“The temptation with key results is to make them more about work performed than impact. If your key results are all about shipping systems, finishing projects, or hitting delivery milestones, you’re really just measuring whether or not you are getting done what you estimated you could get done. And that’s not bad, exactly, but it has two downsides.”
https://skamille.medium.com/okrs-are-hard-b4a6a8491af0